United States. Civil Aeronautics Administration. (1945). Small airports. U.S. Govt. Print. Off..
Chicagoスタイル(17版)引用形式United States. Civil Aeronautics Administration. Small Airports. Washington, D.C.: U.S. Govt. Print. Off., 1945.
MLA(8版)引用形式United States. Civil Aeronautics Administration. Small Airports. U.S. Govt. Print. Off., 1945.
警告: この引用は必ずしも正確ではありません.